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M4.0 Earthquake near Simav (Turkey)

UTC time: 2025-09-28 16:43:13 UTC Local time: —

Map

M4.0 Earthquake near Simav (Turkey) · 2025-09-28 — Map showing the location of the epicenter
M4.0 Earthquake near Simav (Turkey) · 2025-09-28 — Map showing the location of the epicenter

About this earthquake

A magnitude M4.0 earthquake was recorded near Simav (Turkey) on September 28, 2025 at 16:43 UTC. The hypocenter lay relatively close to the surface at around 12 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by AFAD. Turkey: 74 earthquakes were recorded in the past 24 hours, the strongest reaching M3.3.

Details

ID
7b37254b12e69ec056eaa810d2e35b5ff109d270
Magnitude
M4.0
Depth
11.9 km
UTC time
2025-09-28 16:43:13 UTC
Local time
—
Country
Turkey
City
Simav
Source
afad
Coordinates
39.23639, 29.00833
Temperature
16.1°C

Depth profile

Depth profile Depth: 11.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.9 km
Shallow
11.9 km
11.9 km — deeper than the regional average (8.6 km)
Regional average: 8.6 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Kula
    Distance: 84 km ·Volcanic field ·Elevation: 750 m ·Turkiye
  • Nisyros
    Distance: 336 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Kolumbo
    Distance: 432 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 447 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Hasandag-Keciboyduran Volcanic Complex
    Distance: 465 km ·Stratovolcano ·Elevation: 3'253 m ·Turkiye
  • Milos
    Distance: 490 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece

Simav

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 34 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Turkey

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Turkey

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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